MTL - After Hitting 200 Million - Chapter 49 give an idea

The first prodigal of the Mu family has returned from rebirth, changing the very colors of heaven and earth, rewriting the entire world.Possessing divine treasures and magical weapons, she is all-powerful. With debts of vengeance to settle and debts of gratitude to repay! Whether to walk sideways or upright, the posture is a free choice!Reborn with a divine artifact, she possesses foresight, attracting good fortune and avoiding disaster, earning her the title of the greatest diviner!The greatest diviner, with the swirling changes of the world in her palm. However, upon encountering that person, she is unable to control her own heart.“You calculate the heavens and the earth, but have you ever calculated my feelings for you?” A smile blooms on that person's handsome face, as if a deity has descended.The Mu family's prodigal son, reborn and overturning chaos. Only when he stands at the pinnacle do people realize this isn't the prodigal son, but the breathtakingly beautiful young lady! Many young talents beat their chests in regret, having missed the best opportunity to win the lady's favor.Yet that person smirks arrogantly, indulging in a tender kiss on her forehead: “Thank you for being blind to her worth, otherwise, how could I have such a beauty in my embrace?”

I lived my whole life as a s*ave, bound by a leash. But there was one thing that I was able to choose for myself: the place where I would die.“…Any last words?”My only friend asked me in a calm voice, and I quietly replied as I closed my eyes.“Waaaah!”…Waaaah?To cut to the chase, I was reincarnated. And not just as anyone, but as my friend’s youngest grandson. So, what am I going to do now? Well, what else can I do?“I’m going to cause chaos.”

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.

99 is one, and nine refinements are returned to Xian.

A young town boy, stepping on Xiuxian Road, is not a family, no gold fingers, with his own determination and wisdom, the nine major cultivation system, the nine realms step by step to the peak, and finally ninety-nine one, the achievement of true immortal.

- Description from Uukanshu translation